PPC: dbdma: Replace tabs with spaces
s/^I/ /g on the file with a few manual tweaks to align things. Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
parent
8aef291fb8
commit
9e23242878
@ -85,75 +85,75 @@
|
|||||||
|
|
||||||
/* Bits in control and status registers */
|
/* Bits in control and status registers */
|
||||||
|
|
||||||
#define RUN 0x8000
|
#define RUN 0x8000
|
||||||
#define PAUSE 0x4000
|
#define PAUSE 0x4000
|
||||||
#define FLUSH 0x2000
|
#define FLUSH 0x2000
|
||||||
#define WAKE 0x1000
|
#define WAKE 0x1000
|
||||||
#define DEAD 0x0800
|
#define DEAD 0x0800
|
||||||
#define ACTIVE 0x0400
|
#define ACTIVE 0x0400
|
||||||
#define BT 0x0100
|
#define BT 0x0100
|
||||||
#define DEVSTAT 0x00ff
|
#define DEVSTAT 0x00ff
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* DBDMA command structure. These fields are all little-endian!
|
* DBDMA command structure. These fields are all little-endian!
|
||||||
*/
|
*/
|
||||||
|
|
||||||
typedef struct dbdma_cmd {
|
typedef struct dbdma_cmd {
|
||||||
uint16_t req_count; /* requested byte transfer count */
|
uint16_t req_count; /* requested byte transfer count */
|
||||||
uint16_t command; /* command word (has bit-fields) */
|
uint16_t command; /* command word (has bit-fields) */
|
||||||
uint32_t phy_addr; /* physical data address */
|
uint32_t phy_addr; /* physical data address */
|
||||||
uint32_t cmd_dep; /* command-dependent field */
|
uint32_t cmd_dep; /* command-dependent field */
|
||||||
uint16_t res_count; /* residual count after completion */
|
uint16_t res_count; /* residual count after completion */
|
||||||
uint16_t xfer_status; /* transfer status */
|
uint16_t xfer_status; /* transfer status */
|
||||||
} dbdma_cmd;
|
} dbdma_cmd;
|
||||||
|
|
||||||
/* DBDMA command values in command field */
|
/* DBDMA command values in command field */
|
||||||
|
|
||||||
#define COMMAND_MASK 0xf000
|
#define COMMAND_MASK 0xf000
|
||||||
#define OUTPUT_MORE 0x0000 /* transfer memory data to stream */
|
#define OUTPUT_MORE 0x0000 /* transfer memory data to stream */
|
||||||
#define OUTPUT_LAST 0x1000 /* ditto followed by end marker */
|
#define OUTPUT_LAST 0x1000 /* ditto followed by end marker */
|
||||||
#define INPUT_MORE 0x2000 /* transfer stream data to memory */
|
#define INPUT_MORE 0x2000 /* transfer stream data to memory */
|
||||||
#define INPUT_LAST 0x3000 /* ditto, expect end marker */
|
#define INPUT_LAST 0x3000 /* ditto, expect end marker */
|
||||||
#define STORE_WORD 0x4000 /* write word (4 bytes) to device reg */
|
#define STORE_WORD 0x4000 /* write word (4 bytes) to device reg */
|
||||||
#define LOAD_WORD 0x5000 /* read word (4 bytes) from device reg */
|
#define LOAD_WORD 0x5000 /* read word (4 bytes) from device reg */
|
||||||
#define DBDMA_NOP 0x6000 /* do nothing */
|
#define DBDMA_NOP 0x6000 /* do nothing */
|
||||||
#define DBDMA_STOP 0x7000 /* suspend processing */
|
#define DBDMA_STOP 0x7000 /* suspend processing */
|
||||||
|
|
||||||
/* Key values in command field */
|
/* Key values in command field */
|
||||||
|
|
||||||
#define KEY_MASK 0x0700
|
#define KEY_MASK 0x0700
|
||||||
#define KEY_STREAM0 0x0000 /* usual data stream */
|
#define KEY_STREAM0 0x0000 /* usual data stream */
|
||||||
#define KEY_STREAM1 0x0100 /* control/status stream */
|
#define KEY_STREAM1 0x0100 /* control/status stream */
|
||||||
#define KEY_STREAM2 0x0200 /* device-dependent stream */
|
#define KEY_STREAM2 0x0200 /* device-dependent stream */
|
||||||
#define KEY_STREAM3 0x0300 /* device-dependent stream */
|
#define KEY_STREAM3 0x0300 /* device-dependent stream */
|
||||||
#define KEY_STREAM4 0x0400 /* reserved */
|
#define KEY_STREAM4 0x0400 /* reserved */
|
||||||
#define KEY_REGS 0x0500 /* device register space */
|
#define KEY_REGS 0x0500 /* device register space */
|
||||||
#define KEY_SYSTEM 0x0600 /* system memory-mapped space */
|
#define KEY_SYSTEM 0x0600 /* system memory-mapped space */
|
||||||
#define KEY_DEVICE 0x0700 /* device memory-mapped space */
|
#define KEY_DEVICE 0x0700 /* device memory-mapped space */
|
||||||
|
|
||||||
/* Interrupt control values in command field */
|
/* Interrupt control values in command field */
|
||||||
|
|
||||||
#define INTR_MASK 0x0030
|
#define INTR_MASK 0x0030
|
||||||
#define INTR_NEVER 0x0000 /* don't interrupt */
|
#define INTR_NEVER 0x0000 /* don't interrupt */
|
||||||
#define INTR_IFSET 0x0010 /* intr if condition bit is 1 */
|
#define INTR_IFSET 0x0010 /* intr if condition bit is 1 */
|
||||||
#define INTR_IFCLR 0x0020 /* intr if condition bit is 0 */
|
#define INTR_IFCLR 0x0020 /* intr if condition bit is 0 */
|
||||||
#define INTR_ALWAYS 0x0030 /* always interrupt */
|
#define INTR_ALWAYS 0x0030 /* always interrupt */
|
||||||
|
|
||||||
/* Branch control values in command field */
|
/* Branch control values in command field */
|
||||||
|
|
||||||
#define BR_MASK 0x000c
|
#define BR_MASK 0x000c
|
||||||
#define BR_NEVER 0x0000 /* don't branch */
|
#define BR_NEVER 0x0000 /* don't branch */
|
||||||
#define BR_IFSET 0x0004 /* branch if condition bit is 1 */
|
#define BR_IFSET 0x0004 /* branch if condition bit is 1 */
|
||||||
#define BR_IFCLR 0x0008 /* branch if condition bit is 0 */
|
#define BR_IFCLR 0x0008 /* branch if condition bit is 0 */
|
||||||
#define BR_ALWAYS 0x000c /* always branch */
|
#define BR_ALWAYS 0x000c /* always branch */
|
||||||
|
|
||||||
/* Wait control values in command field */
|
/* Wait control values in command field */
|
||||||
|
|
||||||
#define WAIT_MASK 0x0003
|
#define WAIT_MASK 0x0003
|
||||||
#define WAIT_NEVER 0x0000 /* don't wait */
|
#define WAIT_NEVER 0x0000 /* don't wait */
|
||||||
#define WAIT_IFSET 0x0001 /* wait if condition bit is 1 */
|
#define WAIT_IFSET 0x0001 /* wait if condition bit is 1 */
|
||||||
#define WAIT_IFCLR 0x0002 /* wait if condition bit is 0 */
|
#define WAIT_IFCLR 0x0002 /* wait if condition bit is 0 */
|
||||||
#define WAIT_ALWAYS 0x0003 /* always wait */
|
#define WAIT_ALWAYS 0x0003 /* always wait */
|
||||||
|
|
||||||
typedef struct DBDMA_channel {
|
typedef struct DBDMA_channel {
|
||||||
int channel;
|
int channel;
|
||||||
@ -558,11 +558,11 @@ static void channel_run(DBDMA_channel *ch)
|
|||||||
switch (cmd) {
|
switch (cmd) {
|
||||||
case DBDMA_NOP:
|
case DBDMA_NOP:
|
||||||
nop(ch);
|
nop(ch);
|
||||||
return;
|
return;
|
||||||
|
|
||||||
case DBDMA_STOP:
|
case DBDMA_STOP:
|
||||||
stop(ch);
|
stop(ch);
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
key = le16_to_cpu(current->command) & 0x0700;
|
key = le16_to_cpu(current->command) & 0x0700;
|
||||||
@ -578,19 +578,19 @@ static void channel_run(DBDMA_channel *ch)
|
|||||||
switch (cmd) {
|
switch (cmd) {
|
||||||
case OUTPUT_MORE:
|
case OUTPUT_MORE:
|
||||||
start_output(ch, key, phy_addr, req_count, 0);
|
start_output(ch, key, phy_addr, req_count, 0);
|
||||||
return;
|
return;
|
||||||
|
|
||||||
case OUTPUT_LAST:
|
case OUTPUT_LAST:
|
||||||
start_output(ch, key, phy_addr, req_count, 1);
|
start_output(ch, key, phy_addr, req_count, 1);
|
||||||
return;
|
return;
|
||||||
|
|
||||||
case INPUT_MORE:
|
case INPUT_MORE:
|
||||||
start_input(ch, key, phy_addr, req_count, 0);
|
start_input(ch, key, phy_addr, req_count, 0);
|
||||||
return;
|
return;
|
||||||
|
|
||||||
case INPUT_LAST:
|
case INPUT_LAST:
|
||||||
start_input(ch, key, phy_addr, req_count, 1);
|
start_input(ch, key, phy_addr, req_count, 1);
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (key < KEY_REGS) {
|
if (key < KEY_REGS) {
|
||||||
@ -615,11 +615,11 @@ static void channel_run(DBDMA_channel *ch)
|
|||||||
switch (cmd) {
|
switch (cmd) {
|
||||||
case LOAD_WORD:
|
case LOAD_WORD:
|
||||||
load_word(ch, key, phy_addr, req_count);
|
load_word(ch, key, phy_addr, req_count);
|
||||||
return;
|
return;
|
||||||
|
|
||||||
case STORE_WORD:
|
case STORE_WORD:
|
||||||
store_word(ch, key, phy_addr, req_count);
|
store_word(ch, key, phy_addr, req_count);
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -720,7 +720,7 @@ static void dbdma_write(void *opaque, hwaddr addr,
|
|||||||
|
|
||||||
if (reg == DBDMA_CMDPTR_LO &&
|
if (reg == DBDMA_CMDPTR_LO &&
|
||||||
(ch->regs[DBDMA_STATUS] & (RUN | ACTIVE)))
|
(ch->regs[DBDMA_STATUS] & (RUN | ACTIVE)))
|
||||||
return;
|
return;
|
||||||
|
|
||||||
ch->regs[reg] = value;
|
ch->regs[reg] = value;
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user